Re: Why only 6.2 percent of American citizens own Bitcoin?

According to this article , only 6.2% of a highly developed country like the US of America own Bitcoin , which seems unreasonable among the crypto community who rely on the Americans for Bitcoin to be mass adopted quite fast around the world. Here is the link of the news:
https://www.tronweekly.com/bitcoin-advisory-founder-shares-research-that-shows-6-2-percent-of-american-citizens-own-bitcoin/

i can't guarantee the data research from tronweekly is trusted
i get another research result 81% of Americans are familiar with at least one type of cryptocurrency, i think arround 30%+ people in american own bitcoin
source : https://today.yougov.com/topics/finance/articles-reports/2019/09/24/cryptocurrency-bitcoin-americans-millennials-poll

and another trusted research from coinbase and coindesk
Currently, 58 percent of Americans say theyve heard of Bitcoin.
https://blog.coinbase.com/the-united-states-of-crypto-55282c97855c

Survey: Nearly 80% of Americans Have Heard of Bitcoin (2018)
https://www.coindesk.com/survey-nearly-80-of-americans-have-heard-of-bitcoin